StopTaskInstances · Alibabacloud Dataworks MCP

WHAT IT DOES

What StopTaskInstances does on Alibabacloud Dataworks

AI agents invoke StopTaskInstances to trigger actions in Alibabacloud Dataworks. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

PARAMETERS

Parameter	Type	Required	Description
`Ids`	array	—	任务实例ID列表
`Comment`	string	—	备注信息

Parameters from the server's own tool schema.

WHY IT NEEDS A POLICY

Why StopTaskInstances needs a policy

StopTaskInstances triggers real processes with real consequences. An agent gone sideways doesn't fire it once — it starts dozens of builds, sends mass notifications, or burns through compute before anyone looks up.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

StopTaskInstances Rate-limited

StopTaskInstances stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "StopTaskInstances": {
      "limits": [
        {
          "counter": "stoptaskinstances_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Alibabacloud Dataworks, so you can run agents against it safely.

FAQ

Questions about StopTaskInstances

What does the StopTaskInstances tool do? +

终止任务实例. It is categorised as a Execute tool in the Alibabacloud Dataworks MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

What parameters does StopTaskInstances accept? +

StopTaskInstances accepts 2 parameters: Ids, Comment. The full parameter table on this page comes from the server's own tool schema.

How do I enforce a policy on StopTaskInstances? +

Register the Alibabacloud Dataworks MCP server in PolicyLayer and add a rule for StopTaskInstances: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Alibabacloud Dataworks. Nothing to install.

What risk level is StopTaskInstances? +

StopTaskInstances is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit StopTaskInstances? +

Yes. Add a rate_limit block to the StopTaskInstances rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block StopTaskInstances completely? +

Set action: deny in the PolicyLayer policy for StopTaskInstances. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides StopTaskInstances? +

StopTaskInstances is provided by the Alibabacloud Dataworks MCP server (alibabacloud-dataworks-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.